Term
Pareto Principle
The observation that a few causes produce the lion's share of the results. It is often written as “80/20”. It isn't an exact law, and the proportions in real life vary.
The ONE Thing: The Surprisingly Simple Truth Behind Extraordinary Results, Gary Keller, Jay Papasan
Explained in
- The ONE Thing: The Surprisingly Simple Truth Behind Extraordinary Results, Gary Keller, Jay Papasan
- The 4-Hour Workweek, Timothy Ferriss
The 80/20 rule: roughly a fifth of the efforts or causes produce most of the result. Named after the economist Vilfredo Pareto.